Exhaust manifold



FIG. 1 is a first side elevational view of my exhaust manifold showingmy new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a second side elevational view thereof;

FIG. 4 is a bottom elevational view thereof;

FIG. 5 is a top elevational view thereof;

FIG. 6 is a perspective view thereof; and,

FIG. 7 is a rear elevational view thereof.

The broken line showing of the inlet and outlet of the exhaust manifoldis included for the purpose of illustrating environment and forms nopart of the claimed design.

The ornamental design for an exhaust manifold, as shown and described.